Answer:
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Step-by-step explanation:
Given
Required
The standard deviation
First, calculate the expected value E(x)
So, we have:
Next, calculate E(x^2)
So, we have:
The standard deviation is:
<em></em><em> --- approximated</em>
Answer:
I know it's a bit late, but the answer is C
Step-by-step explanation:
Got it right on edge
Answer:
The correct answers are B, C, and E.
Step-by-step explanation:
Answer:
The square root of 16 is rational.
Step-by-step explanation:
43,000 because if you multiply 215,000 by .20 which is 20%, you will get 43,000